cluster     1   number of spheres in cluster    18
    1   5.12600  -6.49700  -0.94000   0.700    1                                
    2   6.13400  -2.24400  -0.65100   0.700    2                                
    3   9.24500  -2.65100  -0.34500   0.700    3                                
    4   8.56100  -1.48600   3.23700   0.700    4                                
    5   4.77700  -3.84000  -1.05200   0.700    5                                
    6   3.68200  -4.69200  -1.34900   0.700    6                                
    7   5.93900  -4.45500  -0.66300   0.700    7                                
    8   9.38600  -1.57200   0.77200   0.700    8                                
    9   8.16100  -3.57600   0.15200   0.700    9                                
   10   8.99800  -2.34400   2.04600   0.700   10                                
   11   2.43700  -4.24900  -1.57100   0.700   11                                
   12   3.92700  -6.03600  -1.34800   0.700   12                                
   13   6.18400  -5.77600  -0.57000   0.700   13                                
   14   4.89600  -2.45900  -1.04200   0.700   14                                
   15   6.81700  -3.42200  -0.40100   0.700   15                                
   16   7.56300  -0.51000   2.91200   0.700   16                                
   17  10.71800  -1.09800   0.84400   0.700   17                                
   18   7.89800  -3.18700   1.57300   0.700   18